. >> reporter: computer programmer jon bradley's software revealed the damning evidence. but after he testified, bradley tells nbc news he checked the results and discovered a software glitch. there was but one search for chloroform, not 84. defense attorney jose baez tells nbc news prosecutors never told him when they found that out, as required by law. but in a statement issued tuesday, the orange county state attorney's office said, all of this information was disclosed to the defense in a timely manner. former federal prosecutor kendall coffey. >> prosecutors want to win, but they have to do it the right way. and that means a duty to turn over evidence that's helpful to the defense even if that causes the prosecutor to lose the trial. >> reporter: as both sides continue to spar outside the courtroom, this morning we still don't know where casey anthony is. is she at one of the nearby mental health facilities here getting treatment? her attorneys certainly said that she needed it after spending three years solitaire in a cell. or did she go on perhaps to california? is